How many Poles fight in Warsaw Uprising, how many Polish Jews?

The Russian communists were not far away because that's where they wanted to be. They deliberately stopped advancing to allow the German Nazis to crush the rebellion and kill as many people as possible. They did not want any independent Polish military force to hinder their plans for conquest and subjugation. Just as they did when they started the war in 1939, the Nazis and Communists colluded in m murder.